Man dob 1951, too painful in left flank with digestive trouble in defecation.
Ultrasound first detected a hypoechoic mass along left flank with pseudocervix sign. Sonologist suggested that descending colon tumor and peritumoral abscess ( see 3 ultrasound pictures).
MSCT with CE diagnoses this mass being colon tumor subocclusion and abscess arround tumor ( see CT pictures).
Colo-endoscopy detected lumen stenosis of descending tumor, but reports of biopsy 2 times all were free of cancer cell.
Blood tests= WBC not rising , CEA, CA 19-9 were negative.
Open operation was done in detecting big mass due to colon cancer invading to around structures, .. making the wall-off mass ( see foto).